A007520 - OEIS

A007520 as a simple table

n	a(n)
1	3
2	11
3	19
4	43
5	59
6	67
7	83
8	107
9	131
10	139
11	163
12	179
13	211
14	227
15	251
16	283
17	307
18	331
19	347
20	379
21	419
22	443
23	467
24	491
25	499
26	523
27	547
28	563
29	571
30	587
31	619
32	643
33	659
34	683
35	691
36	739
37	787
38	811
39	827
40	859
41	883
42	907
43	947
44	971
45	1019
46	1051
47	1091
48	1123
49	1163
50	1171
51	1187

[3,11,19,43,59,67,83,107,131,139,163,179,211,227, 251,283,307,331,347,379,419,443,467,491,499,523, 547,563,571,587,619,643,659,683,691,739,787,811, 827,859,883,907,947,971,1019,1051,1091,1123,1163, 1171,1187]